docs: Update license name in README to ProXPL Professional License.

Author: ProgrammerKR

README.md

@@ -583,7 +583,7 @@ Please read [CONTRIBUTING.md](CONTRIBUTING.md) for detailed guidelines and [CODE
 
 ## 📄 License
 
-This project is licensed under the MIT License - see the [LICENSE](LICENSE) file for details.
+This project is licensed under the ProXPL Professional License - see the [LICENSE](LICENSE) file for details.
 
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